CN212258873U - Multi-upright-column double-shaft tracking double-sided power generation system - Google Patents
Multi-upright-column double-shaft tracking double-sided power generation system Download PDFInfo
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- CN212258873U CN212258873U CN202021042075.3U CN202021042075U CN212258873U CN 212258873 U CN212258873 U CN 212258873U CN 202021042075 U CN202021042075 U CN 202021042075U CN 212258873 U CN212258873 U CN 212258873U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a multi-upright-post double-shaft tracking double-sided power generation system, which comprises upright posts, a main beam, a secondary beam, a photovoltaic module, a linkage mechanism and a light reflecting part; the upright posts are arranged on two sides of the main cross beam and provide a supporting function for the whole body; the secondary cross beams are arranged at two sides of the main cross beam at intervals, the secondary cross beams are hinged with the main cross beam, the tops of the secondary cross beams are hinged with the main cross beam through a linkage mechanism, the main cross beam can perform left-right pitching motion, or the main cross beam is matched with a linkage structure to realize front-back pitching motion of the secondary cross beams, so that tracking of the photovoltaic module in the east-west direction and tracking of the photovoltaic module in the north-south direction are driven, the light reflecting part is arranged at the center position between the adjacent secondary cross beams, the light reflecting part is connected with the main cross beam, and the light reflecting part can be linked with the main cross; because the left and right reflecting parts linked with the main beam are arranged, the generated energy of the double-shaft tracking system is far greater than that of the flat single-shaft system in the same area.
Description
Technical Field
The utility model belongs to the technical field of the photovoltaic power generation technique and specifically relates to a two-sided power generation system is trailed to many stands biax.
Background
Compared with a traditional fixed photovoltaic system, the tracking photovoltaic system has the advantages that the time for the components to face the sun is longer, the received sunlight illumination is more sufficient, and the power generation efficiency is remarkably improved. Whereas tracking photovoltaic systems are mainly divided into flat single-axis and dual-axis tracking.
The difference between the two methods is that the former method is one-way tracking, and only the east-rising-west tracking of the sun is performed. The double-axis tracking is to perform tracking in two directions, namely tracking in an east-west direction and tracking in a north-south direction with different sun altitude angles along with different seasons. The effect of the tracking in the north-south direction is more obvious along with the higher latitude. Therefore, compared with the flat single-axis tracking, the double-axis tracking system has the remarkable improvement of the power generation amount.
The multi-column double-shaft tracking system is a relatively common double-shaft tracking mode, and in the multi-column linkage tracking system, the multi-column linkage tracking system is divided into a main cross beam and a secondary cross beam of each subunit, photovoltaic modules are arranged on the secondary cross beam, and the secondary cross beam is hinged on the main cross beam and can rotate in the axis direction of the main cross beam.
As in application No.: CN201920938157.7 discloses a photovoltaic tracking power generation device. The main beam drives the components on all the secondary beams to perform rotation tracking in one direction by taking the axis of the main beam as the center of a circle, and the secondary beams drive the photovoltaic components to perform rotation tracking in the other direction.
Each subunit is provided with a rotating shaft, and in order to not influence mutual rotation, the subunits and the subunits must be separated by a certain distance, so that the components cannot be connected and spliced with each other like a flat single shaft. The distance is pulled away, so that a part of space is wasted, the main cross beam between the two subunits can only play a role of common connection, and some resources are wasted. Sunlight can leak between adjacent subunits, causing light resource waste.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at: aiming at the problems, the multi-stand-column double-shaft tracking double-sided power generation system is provided, and the problem that sunlight can leak between adjacent subunits in a main cross beam to cause light resource waste in the prior art is solved.
The scheme is realized as follows:
a double-sided power generation system is trailed to many stands biax: the device comprises an upright post, a main beam, a secondary beam, a photovoltaic module and a light reflecting part; the light reflecting part is arranged between the adjacent secondary beams.
Preferably, the light reflecting component is connected and rotated along the direction of the main beam, and the rotation in two directions can be realized like the photovoltaic module.
Preferably, the upright columns are arranged in the length direction of the main cross beam; the secondary cross beams are arranged in the length direction of the main cross beam at intervals, a single secondary cross beam is located on two sides of the main beam in the width direction, a linkage mechanism is arranged on the main cross beam, the secondary cross beam is hinged to the main cross beam, and the top of the secondary cross beam is hinged to the main cross beam through a connecting piece.
Preferably, the main beam can be tilted left and right to drive the photovoltaic module to track in the east-west direction, the light reflecting part is arranged at the center position between the adjacent secondary beams, and the light reflecting part is connected with the main beam.
Preferably, the main beam can pitch left and right, the main beam is matched with a linkage structure to realize the front and back pitching actions of the secondary beam and drive the photovoltaic module to track in the east-west direction and the south-north direction, the light reflecting part is arranged at the center position between the adjacent secondary beams, the light reflecting part is connected with the main beam to be preferred, and the light reflecting part comprises a light reflecting surface, a connecting strip, a first hinge hole and a second hinge hole; the connecting strips are arranged on the main cross beam in the left-right mode, the connecting strips are connected into a whole through bottom hinged plates, the light reflecting surfaces are arranged on the left side and the right side of the hinged plates respectively, and the angles of the light reflecting surfaces can be adjusted relative to the cross connecting plate.
Preferably, the main beam is provided with a lower hinged point matched with the second hinged hole, and the linkage mechanism is provided with an upper hinged hole matched with the first hinged hole; the second hinge hole is a long round hole, the first hinge hole is a round hole, the first hinge hole is hinged with the main beam through bolts, and the second hinge hole is hinged with the linkage mechanism.
Preferably, the light reflecting surface is a convex lens.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses a many stands biax tracker compares flat single-axis system, owing to control along with the reflection of light parts of main beam linkage about setting up, under the same area, biax tracker's generated energy is greater than flat single-axis system generated energy far away.
2. The utility model discloses a many stands biax tracker is higher to space utilization, very big improvement the generating efficiency.
Drawings
FIG. 1 is a schematic side view of the whole body of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of the light-reflecting member of the present invention;
fig. 4 is a schematic front view of the connecting strip of the present invention;
FIG. 5 is a schematic view of a gap between secondary beams in the prior art;
FIG. 6 is a schematic view of a light leakage area between secondary beams in the prior art;
the labels in the figure are: 1. a column; 2. a main cross beam; 3. a secondary cross beam; 4. a photovoltaic module; 5. a linkage mechanism; 6. a light reflecting member; 61. a light-reflecting surface; 62. a connecting strip; 63. a first hinge hole; 64. a second hinge hole; 65. a hinge plate.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the designated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
Example 1
As shown in fig. 1 to 4, a multi-column double-axis tracking double-sided power generation system comprises a column 1, a main beam 2, a secondary beam 3, a photovoltaic module 4, a linkage mechanism 5 and a light reflecting part 6; the upright posts 1 are arranged on two sides of the main cross beam 2, and the upright posts 1 provide a supporting function for the whole body; inferior crossbeam 3 sets up the both sides position that the interval set up at main beam 2, inferior crossbeam 3 is articulated with main beam 2, 3 tops of inferior crossbeam are articulated with main beam 2 through the connecting piece, every single move action about main beam can carry out, perhaps main beam cooperation linkage structure realizes the back and forth every single move action of inferior crossbeam, drives the tracking of 4 east west directions of photovoltaic module and the tracking of north and south orientation, reflector element 6 sets up the central point between adjacent inferior crossbeam 3 and puts, and reflector element 6 is connected with main beam 2, and reflector element 6 can link with main beam 2.
Through the structure, sunlight irradiated into the gap is reflected to the back power generation area of the assembly through the light reflecting surface 61, so that missed sunlight can be well utilized, the vacant main beam 2 can also be utilized, and the maximization of resource utilization is achieved.
In the prior art, as shown in fig. 5, the beam drives all the components on the secondary beam 3 to perform rotation tracking in one direction by taking the axis of the main beam 2 as the center of a circle, and the secondary beam 3 drives the photovoltaic module 4 to perform rotation tracking in another direction. Each subunit is provided with a rotating shaft, and in order to not influence mutual rotation, the subunits and the subunits must be separated by a certain distance, so that the components cannot be connected and spliced with each other like a flat single shaft. The distance is pulled open, so that a part of space is wasted, the main beam 2 between the two subunits only has a common connection function, and some resources are wasted; as shown in fig. 6, when the elevation angle of the sun is high in summer and the inclination angle is large in the morning and evening in winter, sunlight may leak between adjacent subunits, resulting in light resource waste.
Although the multi-upright-column 1 double-shaft tracking system in the prior art can realize irradiation of sunlight through tracking in the east-west direction and tracking in the north-south direction of the photovoltaic module 4, the problems brought by the multi-upright-column 1 double-shaft tracking system are also obvious, namely, the multi-upright-column 1 double-shaft tracking system is required to occupy a larger occupied space compared with a flat single-shaft system, and the multi-upright-column 1 double-shaft tracking system has less advantages than the flat single-shaft system in the condition of increasing the occupied space although the power generation capacity of a power station with the same capacity is more.
Based on the reason, the reflection part 6 is additionally arranged on the basis of the multi-stand-column 1 double-shaft tracking system, and the back of the multi-stand-column 1 double-shaft tracking system is used for generating electricity, so that under the same area, the generated energy of the double-shaft tracking system is far greater than that of a flat single-shaft system, the advantage of the multi-stand-column 1 double-shaft tracking system is more obvious, the whole luminous efficiency is increased, and the maximized space is utilized.
The light reflecting component 6 comprises a light reflecting surface 61, a connecting strip 62, a first hinge hole 63 and a second hinge hole 64; the connecting strips 62 are arranged on the main beam 2 in the left-right direction, the connecting strips 62 are connected into a whole through bottom hinged plates 65, the light reflecting surfaces 61 are arranged on the left side and the right side of the hinged plates 65 respectively, and the angles of the light reflecting surfaces 61 can be adjusted relative to the cross connecting plates, so that the light reflecting surfaces 61 are opposite to the back surfaces of the photovoltaic modules 4 on the adjacent secondary beams 3.
The main beam 2 is provided with a lower hinge point matched with the second hinge hole 64, and the linkage mechanism 5 is provided with an upper hinge hole matched with the first hinge hole 63; the second hinge holes 64 are long round holes, the first hinge holes 63 are round holes, the second hinge holes 63 are respectively hinged with the main beam 2 through bolts, and the first hinge holes 64 are hinged with the linkage mechanism 5;
when the main beam 2 deflects left and right, the main beam 2 drives the light reflecting part 6 to deflect left and right, so that the light reflecting part 6 and the main beam 2 are in left and right deflection linkage; when the secondary beam 3 performs pitching deflection, the second hinge hole 64 is an oblong hole, so that the light reflecting component 6 and the main beam 2 synchronously realize pitching deflection through matching with the linkage assembly, the light reflecting surface 61 reflects light rays at a waste space in real time, when only left and right adjustment is needed, only the second hinge hole is hinged with the main beam 2, the bolt for hinging the first hinge hole 64 and the linkage mechanism 5 is released, and the function of only left and right pitching linkage can be realized.
In this scheme, the concrete structure that deflects about main beam 2, link gear 5, time crossbeam 3 can be application number: CN201920938157.7 discloses a method and structure of a photovoltaic tracking power generation device, and the application does not make improvements on the deflecting connection structure.
The reflecting surface 61 is a convex lens, and the irradiated sunlight can be diffused through the convex lens, so that the reflected light received by the back surface of each module is homogenized as much as possible, and the power generation efficiency of the system can be maximized.
When the main beam 2 rotates, the light reflecting surface 61 can rotate along with the main beam 2, so that the light reflecting surface 61 can also keep facing the sun like the module, and the sunlight is accurately reflected to the back power generation area of the module.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a two-sided power generation system is trailed to many stands biax which characterized in that: the device comprises an upright post, a main beam, a secondary beam, a photovoltaic module and a light reflecting part; the stand sets up in the main beam both sides, inferior crossbeam sets up the interval and sets up the both sides position at the main beam, inferior crossbeam is articulated with the main beam, inferior crossbeam top is articulated through connecting piece and main beam, reflector assembly sets up between adjacent inferior crossbeam, and reflector assembly is connected with the main beam, and reflector assembly links with the main beam.
2. The multi-column dual-axis tracking two-sided power generation system of claim 1, wherein: the light reflecting component is connected and rotates along the direction of the main beam, and can rotate in two directions like the photovoltaic module.
3. The multi-column dual-axis tracking two-sided power generation system of claim 2, wherein: the upright posts are arranged in the length direction of the main cross beam; the secondary cross beams are arranged in the length direction of the main cross beam at intervals, a single secondary cross beam is located on two sides of the main beam in the width direction, a linkage mechanism is arranged on the main cross beam, the secondary cross beam is hinged to the main cross beam, and the top of the secondary cross beam is hinged to the main cross beam through a connecting piece.
4. The multi-column dual-axis tracking two-sided power generation system of claim 3, wherein: every single move about main beam can carry out, drives the tracking of photovoltaic module east and west direction, the central point that reflection of light part set up between adjacent secondary crossbeam puts, and reflection of light part is connected with main beam.
5. The multi-column dual-axis tracking two-sided power generation system of claim 3, wherein: every single move about the main beam can carry out to main beam cooperation linkage structure realizes the back and forth every single move action of inferior crossbeam, drives the tracking of photovoltaic module east and west direction and the tracking of north and south direction, the central point that reflective component set up between adjacent inferior crossbeam puts, and reflective component is connected with the main beam.
6. The multi-column double-shaft tracking double-sided power generation system as claimed in any one of claims 1 to 5, wherein: the light reflecting part comprises a light reflecting surface, a connecting strip, a first hinge hole and a second hinge hole; the connecting strips are arranged on the main cross beam in the left-right mode, the connecting strips are connected into a whole through bottom hinged plates, the light reflecting surfaces are arranged on the left side and the right side of the hinged plates respectively, and the angles of the light reflecting surfaces can be adjusted relative to the cross connecting plate.
7. The multi-column dual-axis tracking two-sided power generation system of claim 3, wherein: the main beam is provided with a lower hinged point matched with the second hinged hole, and the linkage mechanism is provided with an upper hinged hole matched with the first hinged hole; the second hinge hole is a long round hole, the first hinge hole is a round hole, the first hinge hole is hinged with the main beam through bolts, and the second hinge hole is hinged with the linkage mechanism.
8. The multi-column dual-axis tracking two-sided power generation system of claim 6, wherein: the light reflecting surface is a convex lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021042075.3U CN212258873U (en) | 2020-06-08 | 2020-06-08 | Multi-upright-column double-shaft tracking double-sided power generation system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021042075.3U CN212258873U (en) | 2020-06-08 | 2020-06-08 | Multi-upright-column double-shaft tracking double-sided power generation system |
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| CN212258873U true CN212258873U (en) | 2020-12-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113746420A (en) * | 2021-09-07 | 2021-12-03 | 深圳市安泰科能源环保股份有限公司 | BIPV roof structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113746420A (en) * | 2021-09-07 | 2021-12-03 | 深圳市安泰科能源环保股份有限公司 | BIPV roof structure |
| CN113746420B (en) * | 2021-09-07 | 2022-04-05 | 深圳市安泰科能源环保股份有限公司 | BIPV roof structure |
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